1QG6

CRYSTAL STRUCTURE OF E. COLI ENOYL ACYL CARRIER PROTEIN REDUCTASE IN COMPLEX WITH NAD AND TRICLOSAN

X-RAY DIFFRACTION

---

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1DFH	PDB ENTRY 1DFH

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		5		HANGING DROPS WERE FORMED BY MIXING 4MICROLITRES OF COMPLEX SOLUTION (15MG/ML PROTEIN, 3MM NADH, 0.6MM TRICLOSAN) WITH 4 MICROLITRES OF A RESERVOIR SOLUTION CONTAINING 12-16% (W/V) PEG 400 AND 0.1M SODIUM ACETATE PH 4.8-5.2 AT ROOM TEMPERATURE, pH 5.0

Crystal Properties
Matthews coefficient	Solvent content
2.15	35

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 74.16	α = 90
b = 80.29	β = 104.46
c = 82.75	γ = 90

Symmetry
Space Group	P 1 21 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	300	CCD	ADSC		1998-09-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SRS BEAMLINE PX9.6		SRS	PX9.6

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	R Sym I (Observed)	Net I Over Average Sigma (I)	Redundancy	Number Reflections (All)	Number Reflections (Observed)	Observed Criterion Sigma (F)	Observed Criterion Sigma (I)	B (Isotropic) From Wilson Plot
1	1.9	53.45	78	0.099	0.099	4.2	1.6		57294			16.9

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	1.9	2	41		0.406	0.406	1.2	1.3

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1DFH	1.9	100	57291	1717	77.3	0.202	0.207	RANDOM	26.1

Temperature Factor Modeling
Anisotropic B[1][1]	Anisotropic B[1][2]	Anisotropic B[1][3]	Anisotropic B[2][2]	Anisotropic B[2][3]	Anisotropic B[3][3]

RMS Deviations
Key	Refinement Restraint Deviation
x_dihedral_angle_d	24.1
x_scangle_it	3.72
x_scbond_it	2.38
x_mcangle_it	1.88
x_angle_deg	1.4
x_mcbond_it	1.32
x_improper_angle_d	0.87
x_bond_d	0.012
x_bond_d_na
x_bond_d_prot
x_angle_d
x_angle_d_na
x_angle_d_prot
x_angle_deg_na
x_angle_deg_prot
x_dihedral_angle_d_na
x_dihedral_angle_d_prot
x_improper_angle_d_na
x_improper_angle_d_prot

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	7616
Nucleic Acid Atoms
Solvent Atoms	352
Heterogen Atoms	244

Software

Software
Software Name	Purpose
AMoRE	phasing
X-PLOR	refinement
MOSFLM	data reduction
CCP4	data scaling